CA1087308A - Pickup arm lifting/lowering apparatus for a disc record player - Google Patents
Pickup arm lifting/lowering apparatus for a disc record playerInfo
- Publication number
- CA1087308A CA1087308A CA260,670A CA260670A CA1087308A CA 1087308 A CA1087308 A CA 1087308A CA 260670 A CA260670 A CA 260670A CA 1087308 A CA1087308 A CA 1087308A
- Authority
- CA
- Canada
- Prior art keywords
- stylus
- stylus arm
- permanent magnet
- arm rest
- record
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000000694 effects Effects 0.000 claims abstract description 11
- 230000000994 depressogenic effect Effects 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims 7
- 241001422033 Thestylus Species 0.000 abstract description 59
- 239000003990 capacitor Substances 0.000 description 9
- 238000004804 winding Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Moving Of Heads (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB37849-75 | 1975-09-15 | ||
| GB3784975 | 1975-09-15 | ||
| US05/667,387 US4059277A (en) | 1975-09-15 | 1976-03-16 | Stylus arm lifting/lowering apparatus for a video disc player system |
| US667,387 | 1976-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1087308A true CA1087308A (en) | 1980-10-07 |
Family
ID=26263607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA260,670A Expired CA1087308A (en) | 1975-09-15 | 1976-09-07 | Pickup arm lifting/lowering apparatus for a disc record player |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5237005A (en:Method) |
| CA (1) | CA1087308A (en:Method) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5127766Y2 (en:Method) * | 1973-09-20 | 1976-07-14 | ||
| FR2254087A1 (en) * | 1973-12-07 | 1975-07-04 | Bardon Maurice | Gramophone stylus arm operating mechanism - has moving coil electromagnet raising arm and two-winding arm positioning motor |
-
1976
- 1976-09-07 CA CA260,670A patent/CA1087308A/en not_active Expired
- 1976-09-14 JP JP11064376A patent/JPS5237005A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5333246B2 (en:Method) | 1978-09-13 |
| JPS5237005A (en) | 1977-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |